This title consists of three books in one, which are the following: 1 - Biomedical Engineering: Biochemical engineering integrates the principles of biology, chemistry, and engineering to develop processes for the large-scale production of valuable biochemicals. This interdisciplinary field plays a crucial role in industries such as pharmaceuticals, biotechnology, food and beverage, and environmental engineering. One of the fundamental aspects of biochemical engineering is fermentation, which involves the controlled growth of microorganisms like bacteria, yeast, or fungi to produce desired compounds. These microorganisms can be genetically engineered or selected for their ability to synthesize specific products, such as antibiotics, vitamins, or biofuels. 2 - Chemical Engineering: Chemical engineering is a multidisciplinary field that integrates principles from chemistry, physics, mathematics, and economics to tackle complex challenges across a diverse range of industries. At its core, chemical engineers focus on efficiently harnessing, transforming, and transporting chemicals, materials, and energy on a large scale. This involves not only designing and optimizing processes but also understanding the fundamental properties of substances and the underlying mechanisms governing their behavior. One of the primary areas of focus for chemical engineers is process design and optimization. They develop innovative processes for the production of chemicals, fuels, pharmaceuticals, and materials, striving to maximize efficiency, minimize waste, and ensure safety. This often involves breaking down complex systems into manageable unit operations, such as distillation, reaction kinetics, heat transfer, and separation techniques, which are then studied and optimized individually to achieve specific goals within a larger process framework. 3 - Informatics: Informatics integrates principles from various disciplines such as computer science, information theory, cognitive science, and social science to analyze and understand complex systems of information. It involves the design, implementation, and application of computational solutions to real-world problems, focusing on both the technical aspects of computing systems and the human aspects of information processing and interaction. Informatics encompasses diverse areas such as bioinformatics, health informatics, business informatics, and geographic information systems, reflecting its broad applicability across different domains.